Pro-Ject Head Box DS Headphone Amplifier

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The Project Head Box DS allows you to enjoy your music in high fidelity in the comfort and privacy of your own headphones. With the new impressive on screen display you can be in full control of your listening experience, and with the new inclusion of digital inputs now any music source can be handled and played back with ease.

The extra addition of an analogue output allows you to use the Head Box DS as a high-quality DAC for your wider hi-fi system as well!

Key Features:

One headphone socket with volume control
Single analogue input
Three digital inputs (Coax, Optical, 24bit/96kHz asynchronous USB)
One analogue output (to use the Head Box DS as a D/A Converter)
Control Display
Ultra-low-noise semiconductors
SMD technology for short signal paths
Signal to noise ratio -120dB
THD 0.0014%

Technical Data:

Power Output:	350mW / 30O 60mW / 300O
Headphone Connection:	>30O
Signal To Noise:	112dB (A-Weighted) at Max. Output
Frequency Response:	20Hz - 20kHz / -0.05dB
THD:	0.0014%
Gain:	9dB
Headphone Jack:	3-Pole ¼" Jack (6.3mm Ø)
Line-Level Input/Output:	1 Pair RCA/Phono Socket
D/A Converter:	Cirrus Logic CS4344. 24Bit/192kHz Delta Sigma-D/A-Wandler
USB Sample Rates:	44.1kHz and 48kHz
Optical Sample Rates:	44.1kHz, 48kHz, 88.2kHz and 96kHz
Coaxial Sample Rates:	44.1kHz, 48kHz, 96kHz, 176.4kHz and 192kHz
Outboard PSU:	18V / 1000mA DC
Power Consumption:	500mA DC, <1W In Standby
Dimensions (WxHxD):	103 x 72 x 144mm 103 x 72 x 150mm (Incl. Sockets)
Weight:	990g (Without PSU)